n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 4 |
3 | 10 |
4 | 21 |
5 | 43 |
6 | 88 |
7 | 177 |
8 | 356 |
9 | 714 |
10 | 1429 |
11 | 2860 |
12 | 5722 |
13 | 11445 |
14 | 22891 |
15 | 45784 |
16 | 91569 |
17 | 183139 |
18 | 366280 |
19 | 732562 |
20 | 1465125 |
21 | 2930252 |
22 | 5860505 |
23 | 11721011 |
24 | 23442024 |
25 | 46884049 |
26 | 93768100 |
27 | 187536202 |
28 | 375072405 |
29 | 750144811 |
30 | 1500289624 |
31 | 3000579249 |
32 | 6001158499 |
33 | 12002317000 |
[0,1,4,10,21,43,88,177,356,714,1429,2860,5722, 11445,22891,45784,91569,183139,366280,732562, 1465125,2930252,5860505,11721011,23442024, 46884049,93768100,187536202,375072405,750144811, 1500289624,3000579249,6001158499,12002317000] |